oil coupling j55 steel grade.Casing coupling,API5C coupling,Tianjin coupling

Specifications 1.Type:Oil Coupling 2.Grade: J55, K55, N80, L80, P110 3.Thread: EUE,NUE 4.Standard: API 5CT 5.Place of Origin: China OiL Coupling --------------------------------------------------------------------------------------------------- Specification API Tubing Coupling Size and Specification Descriptions and Size Type of Thread O.D*L(mm) Weight (kg) Tubing Coupling 2-3/8” NUE 73.02*107.95 1.28 2-3/8” EUE 77.80*123.82 1.55 2-7/8” NUE 88.90*130.18 2.34 2-7/8” EUE 93.17